---
name: query
summary: "TanStack Query is an async state management library for fetching, caching, synchronizing, and updating server state in web apps. It abstracts the lifecycle of asynchronous data with declarative queries and mutations, supporting any data source (REST, GraphQL, promises) across React, Vue, Svelte, Solid, and Angular."
language: TypeScript
license: MIT
repo: https://github.com/TanStack/query
source: https://opensources.dev/resource/query
health: 100
---

# query

TanStack Query is an async state management library for fetching, caching, synchronizing, and updating server state in web apps. It abstracts the lifecycle of asynchronous data with declarative queries and mutations, supporting any data source (REST, GraphQL, promises) across React, Vue, Svelte, Solid, and Angular.

### [Become a Sponsor!](https://github.com/sponsors/tannerlinsley/)

# TanStack Query

An async state management library built to simplify fetching, caching, synchronizing, and updating server state.

- Protocol‑agnostic fetching (REST, GraphQL, promises, etc.)
- Caching, refetching, pagination & infinite scroll
- Mutations, dependent queries & background updates
- Prefetching, cancellation & React Suspense support

### Read the docs →

## Get Involved

- We welcome issues and pull requests!
- Participate in [GitHub discussions](https://github.com/TanStack/query/discussions)
- Chat with the community on [Discord](https://discord.com/invite/WrRKjPJ)
- See [CONTRIBUTING.md](./CONTRIBUTING.md) for setup instructions

## Partners

## Explore the TanStack Ecosystem

- TanStack Config – Tooling for JS/TS packages
- TanStack DB – Reactive sync client store
- TanStack DevTools – Unified devtools panel
- TanStack Form – Type‑safe form state
- TanStack Pacer – Debouncing, throttling, batching
- TanStack Query – Async state & caching
- TanStack Ranger – Range & slider primitives
- TanStack Router – Type‑safe routing, caching & URL state
- TanStack Start – Full‑stack SSR & streaming
- TanStack Store – Reactive data store
- TanStack Table – Headless datagrids
- TanStack Virtual – Virtualized rendering

… and more at TanStack.com »